body{
    width:1220px;
    height:750px;
    margin:0 auto;
    background-color: #EAEAEA;
}
.left{
    background-color: #232d3b;
    min-height:750px;
    width:20%;
    float: left;
    color: white;


}
.right {
    min-height: 300px;
    width: 80%;
    float: left;
}
.logo {
    width: 100%;
    min-height: 100px;
    background-color: #232d3b;

}
.logoimg{
    height: 75px;
    margin: 10px 20px 20px 94px;

}
.left_menu{
    font-size: 18px;
    font-family: "Arial Black";
    text-align:center;
}
a{
    color: white;
}
.right_head{
    border-bottom: 1px solid #EAEAEA;
    background-color: white;
    text-align: right;

}
.right_head .btn_login{
    margin-right: 2px;
}
.content_nav{
    height: 70px;
}
.btn1 {
    height: 30px;
    width: 80px;
    background-color: #F49F34;
    color: white;
    border: 0px;
    margin-top: 3px;
    margin-bottom: 3px;
    margin-right: 50px;
}
.nav_ul{
    margin-top: 15px;
    margin-right: 0px;
    margin-bottom: 15px;
    margin-left: 20px;
    height: 40px;
    float: left;
}
.nav_ul li {
    float: left;
    list-style: none;
    border-top: 1px solid white;
    border-bottom: 1px solid white;
    border-left: 1px solid white;
    width: 107px;
    text-align: center;
    padding-top: 10px;
    padding-bottom: 10px;
}
.nav_ul li:last-child{
    border-right: 1px solid white;
}
.add_pic{
    margin-left: 10px;
    margin-top: 19px;
    float: left;
}
.main{
    width:100%;
    min-height: 300px;
    /*background-color: gray;*/
    overflow: hidden;

}
.main_pic{
    width: 270px;
    /*height: 170px;*/
    background-color:white;
    border:white solid 1px;
    margin: 10px;
    float: left;
    padding-top: 10px;
    padding-right: 10px;
    padding-bottom: 20px;
    padding-left: 10px;

}
.clear{
    clear: both;

}
.footer table{
    margin-left: 10px;
    float: inherit;

}



